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authorTom Rini <trini@ti.com>2014-06-23 16:06:29 -0400
committerTom Rini <trini@ti.com>2014-07-25 15:21:06 -0400
commit7aa5598aac3faf9188559f7a50940df11c30b656 (patch)
treeb999a41c246d9a5ef10ede31b233fb195a0a2ea1 /drivers/power
parent5c44dd6bbd42775a93b9938510d398f0e26dbcc2 (diff)
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tps65218/am43xx_evm: Add power framework support to TPS65218
Add in an init function for the drivers/power framework so we can dump and read the registers via i2c. Cc: Ɓukasz Majewski <l.majewski@samsung.com> Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'drivers/power')
-rw-r--r--drivers/power/pmic/pmic_tps65218.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/power/pmic/pmic_tps65218.c b/drivers/power/pmic/pmic_tps65218.c
index 0952456..dbc7a73 100644
--- a/drivers/power/pmic/pmic_tps65218.c
+++ b/drivers/power/pmic/pmic_tps65218.c
@@ -7,6 +7,8 @@
#include <common.h>
#include <i2c.h>
+#include <asm/errno.h>
+#include <power/pmic.h>
#include <power/tps65218.h>
/**
@@ -95,3 +97,23 @@ int tps65218_voltage_update(uchar dc_cntrl_reg, uchar volt_sel)
return 0;
}
+
+int power_tps65218_init(unsigned char bus)
+{
+ static const char name[] = "TPS65218_PMIC";
+ struct pmic *p = pmic_alloc();
+
+ if (!p) {
+ printf("%s: POWER allocation error!\n", __func__);
+ return -ENOMEM;
+ }
+
+ p->name = name;
+ p->interface = PMIC_I2C;
+ p->number_of_regs = TPS65218_PMIC_NUM_OF_REGS;
+ p->hw.i2c.addr = TPS65218_CHIP_PM;
+ p->hw.i2c.tx_num = 1;
+ p->bus = bus;
+
+ return 0;
+}